diff options
Diffstat (limited to 'controlloop/common/eventmanager/src/main/java/org/onap/policy/controlloop/eventmanager/ControlLoopEventManager2.java')
-rw-r--r-- | controlloop/common/eventmanager/src/main/java/org/onap/policy/controlloop/eventmanager/ControlLoopEventManager2.java | 33 |
1 files changed, 20 insertions, 13 deletions
diff --git a/controlloop/common/eventmanager/src/main/java/org/onap/policy/controlloop/eventmanager/ControlLoopEventManager2.java b/controlloop/common/eventmanager/src/main/java/org/onap/policy/controlloop/eventmanager/ControlLoopEventManager2.java index 556fa31d5..b738cefe1 100644 --- a/controlloop/common/eventmanager/src/main/java/org/onap/policy/controlloop/eventmanager/ControlLoopEventManager2.java +++ b/controlloop/common/eventmanager/src/main/java/org/onap/policy/controlloop/eventmanager/ControlLoopEventManager2.java @@ -44,8 +44,6 @@ import java.util.stream.Stream; import lombok.Getter; import lombok.ToString; import org.apache.commons.lang3.StringUtils; -import org.drools.core.WorkingMemory; -import org.kie.api.runtime.rule.FactHandle; import org.onap.policy.controlloop.ControlLoopEventStatus; import org.onap.policy.controlloop.ControlLoopException; import org.onap.policy.controlloop.ControlLoopNotificationType; @@ -73,7 +71,7 @@ import org.slf4j.LoggerFactory; * {@link #isActive()} returns {@code false}, indicating that all steps have completed. */ @ToString(onlyExplicitlyIncluded = true) -public class ControlLoopEventManager2 implements ManagerContext, Serializable { +public abstract class ControlLoopEventManager2 implements ManagerContext, Serializable { private static final Logger logger = LoggerFactory.getLogger(ControlLoopEventManager2.class); private static final long serialVersionUID = -1216568161322872641L; @@ -161,20 +159,16 @@ public class ControlLoopEventManager2 implements ManagerContext, Serializable { @Getter private boolean updated = false; - private final transient WorkingMemory workMem; - private transient FactHandle factHandle; - /** * Constructs the object. * * @param params control loop parameters * @param event event to be managed by this object - * @param workMem working memory to update if this changes * @throws ControlLoopException if the event is invalid or if a YAML processor cannot * be created */ - public ControlLoopEventManager2(ControlLoopParams params, VirtualControlLoopEvent event, WorkingMemory workMem) + public ControlLoopEventManager2(ControlLoopParams params, VirtualControlLoopEvent event) throws ControlLoopException { createCount.incrementAndGet(); @@ -197,7 +191,6 @@ public class ControlLoopEventManager2 implements ManagerContext, Serializable { this.policyScope = params.getPolicyScope(); this.policyVersion = params.getPolicyVersion(); this.processor = new ControlLoopProcessor(params.getToscaPolicy()); - this.workMem = workMem; this.endTimeMs = System.currentTimeMillis() + detmControlLoopTimeoutMs(); } @@ -219,9 +212,7 @@ public class ControlLoopEventManager2 implements ManagerContext, Serializable { throw new IllegalStateException("manager is no longer active"); } - if ((factHandle = workMem.getFactHandle(this)) == null) { - throw new IllegalStateException("manager is not in working memory"); - } + startHook(); if (currentOperation.get() != null) { throw new IllegalStateException("manager already started"); @@ -373,7 +364,7 @@ public class ControlLoopEventManager2 implements ManagerContext, Serializable { } updated = true; - workMem.update(factHandle, this); + notifyUpdate(); } /** @@ -637,4 +628,20 @@ public class ControlLoopEventManager2 implements ManagerContext, Serializable { public OperationHistoryDataManager getDataManager() { return LazyInitData.DATA_MANAGER; } + + /* ============================================================ */ + + /** + * This is a method, invoked from the 'start' method -- it gives subclasses + * the ability to add operations. The default implementation does nothing. + */ + protected void startHook() { + } + + /** + * This is an abstract method that is called after a notable update has + * occurred to the 'ControlLoopEventManager2' object. It gives subclasses + * the ability to add a callback method to process state changes. + */ + protected abstract void notifyUpdate(); } |